...enclosing small crystals of iron pyrites. As to the limestone itself, whether occurring as disseminated crystals through the gneiss or as great interfoliated...felspar to scapolite, and from scapolite to hydra-ted aluminium silicates, and from these to aluminium oxide, " the slowly liberated oxide may assume the...

...enclosing small crystals of iron pyrites. As to the limestone itself, whether occurring as disseminated crystals through the gneiss or as great interfoliated...to direct chemical precipitation in its origin, but (i) In the Burma Corundum every shade of colour, from white to the highly prized deep crimson or pigeon's...

...enclosing small crystals of iron pyrites. As to the limestone itself whether occuring as disseminated crystals through the gneiss or as great interfoliated...felspar to scapolite, and from scapolite to hydrated alluininium silicates, and from these- to alluminium oxide, " the slowly liberated oxide may awumo...

...enclosing small crystals of iron pyrites. As to the limestone itself, whether occuring as disseminai ed crystals through the gneiss or as great interfoliated...process of change from basic felspar to scapolite, Bureau of Mines Report lndiay¿n"¡ and Chinaand from scapolite to hydrated alluminium silicates, and...

...enclosing small crystals of iron pyrites. As to the limestone itself, whether occurring as disseminated crystals through the gneiss or as great interfoliated...precipitation in its origin, but has resulted from a metamorphisrn of the lime-bearing feldspars ; while during the process of change from basic feldspar...